$1,120.00
* +4% Order Processing Fee applies. No extra payment service fees.
Activating ProByte Full License for USB dongle
The DFFF license for dongle provides full access to all ProByte modules required for working working with control units via OBDII connector. Once the license is activated, the user receives 1 year of free updates, including access to new modules and features.
To activate the module you need a USB key ProByte / GProg Pro. When ordering, please indicate the Serial Number of the key.
After the subscription expires:
- The core functionality of ProByte remains available;
- All previously activated modules stay accessible;
- Access to new updates and licenses is suspended, but all existing modules continue to work without limitations.
Run the program. In the lower left corner or workbox you can find the "USER ID".

After receiving a letter or message that the module is activated, click “Synchronization with the server”in the “Settings section”.

1. No Refunds or Modifications for Digital Licenses
Activated modules or licenses cannot be returned or refunded.
If an incorrect key or device number is entered by the customer, the purchase is not eligible for return.
Licenses cannot be modified, transferred, or reissued for another device under any circumstances.
2. Irreversible Order Processing
After the order status changes to “Waiting for activation”, the data has already been sent to the developer.
From this point onward, the order cannot be canceled, edited, corrected, or refunded.
3. Responsibility for Software Functionality
Our store is not responsible for the functionality, performance, or declared features of any software module.
We do not guarantee the listed functions because we are not the developer.
4. Accuracy of Product Information
Module and script descriptions are provided directly by the manufacturer.
IOBD.io is not responsible for any inaccuracies, missing details, or differences between the description and actual operation.
In disputed situations regarding functionality or listed features, the customer must contact the manufacturer.
5. Customer Responsibility for Installation
IOBD.io sells professional automotive diagnostic software and equipment.
Installation, setup, configuration, and compatibility checks must be performed by the customer.
We do not provide remote installation, programming, or setup services unless explicitly stated otherwise.
6. Required Technical Knowledge
These products are intended for users with basic technical knowledge in automotive diagnostics.
The customer is fully responsible for understanding the installation process and using the software and hardware correctly.
7. No Liability for Incorrect Usage
IOBD.IO is not responsible for issues caused by:
incorrect installation
unsupported or incompatible hardware
improper configuration
third-party interference